.l_title{
    width: 1200px;
    margin: 20px auto;
    /* height: ; */
}
.m_l_title{
    width: 100%;
    margin: 20px auto;
    /* height: ; */
}
.title_zh{
    font-size: 24px;
    font-weight: bold;
    text-align: center;
    position: relative;
    color: #191970;
}
.title_zh::before{
    content: "";
    width: 140px;
    height: 1px;
    background-color: #CDC9C9;
    position: absolute;
    top: 50%;
    left: 28%;
}
.title_zh::after{
    content: "";
    width: 140px;
    height: 1px;
    background-color: #CDC9C9;
    position: absolute;
    top: 50%;
    right: 28%;
}
.title_en{
    line-height: 1.8;
    text-align: center;
}